45825187 has 4 divisors (see below), whose sum is σ = 45840816. Its totient is φ = 45809560.

The previous prime is 45825181. The next prime is 45825209. The reversal of 45825187 is 78152854.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 45825187 - 2³ = 45825179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45825181) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1948 + ... + 9769.

It is an arithmetic number, because the mean of its divisors is an integer number (11460204).

Almost surely, 2^45825187 is an apocalyptic number.

45825187 is a deficient number, since it is larger than the sum of its proper divisors (15629).

45825187 is a wasteful number, since it uses less digits than its factorization.

45825187 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15628.

The product of its digits is 89600, while the sum is 40.

The square root of 45825187 is about 6769.4303305374. The cubic root of 45825187 is about 357.8503244353.

The spelling of 45825187 in words is "forty-five million, eight hundred twenty-five thousand, one hundred eighty-seven".